AD 2020-05-13
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Airbus | Canada Limited Partnership Model BD-500-1A11 | Airworthiness Directives; Airbus Canada Limited Partnership (Type Certificate Previously Held by C Series Aircraft Limited Partnership (CSALP); Bombardier, Inc.) Airplanes |
| aircraft | Bombardier | Various | Airworthiness Directives; Airbus Canada Limited Partnership (Type Certificate Previously Held by C Series Aircraft Limited Partnership (CSALP); Bombardier, Inc.) Airplanes |
Unsafe Condition
Reports that, under certain combinations of airplane configuration and flight conditions, higher than anticipated temperatures could lead to an engine fire warning nuisance message.
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Required Actions
Install Integrated Air Systems Controller (IASC) software version 5.0, in accordance with the Accomplishment Instructions of Bombardier Service Bulletin BD500-219001, Issue 002, dated September 11, 2018.
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Compliance Time
Within 850 flight hours or 6 months, whichever occurs first after the effective date of this AD.
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Affected Aircraft
Airbus Canada Limited Partnership (Type Certificate Previously Held by C Series Aircraft Limited Partnership (CSALP); Bombardier, Inc.) Model BD-500-1A11 airplanes, certificated in any category, serial numbers 55018, 55019, 55022, 55024, 55026, 55028, 55031, and 55035.
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Source: Official FAA Source ↗
Retrieved: Apr 4, 2026
Rights: U.S. Government Public Domain
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